Asscher|Lab Grown|IGI

1.51ct E IF Asscher Lab Grown Diamond

EX • E/IF • IGI LG766613785

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG766613785

Diamond specifications and retailer prices

From $282 USD
As of October 27, 2026
Save $2,548 USD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,830 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG766613785 or 766613785. Listed at 25 retailers as of October 27, 2026, with prices from $282 to $2,830, a $2,548 spread on the same certified stone. Brilliant Earth lists it at $2,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766613785
Dimensions6.43 × 6.40 × 4.21 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.43 mm6.40 mm1.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766613785
Side View
Table 62.0%Crown 33.3°Girdle: MediumPavilion 43.2°Culet: NoneDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,830 USD|Low: $315 USD|High: $2,830 USD|Avg: $1,153 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10$315 USD
Retailer 18$327 USD
Retailer 9$349 USD
Retailer 12$499 USD
Retailer 17$505 USD
Retailer 5$506 USD
Retailer 3$610 USD
Retailer 16$662 USD
Retailer 2$686 USD
Retailer 20$791 USD
Retailer 15$898 USD
Retailer 4$1,073 USD
Retailer 21$1,239 USD
Retailer 8$1,342 USD
Retailer 14$1,402 USD
Retailer 11$1,436 USD
Retailer 7$1,451 USD
Retailer 13$1,553 USD
Retailer 19$2,160 USD
Retailer 6$2,500 USD
Brilliant Earth$2,830 USD

39 data points across 21 retailers

25 retailers$282 USD to $2,830 USD

A
Cheapest Retailer
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$282 USD
A
Retailer 2
-
$315 USD
View
Final sale: no returns
A
Retailer 3
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$327 USD
View
A
Retailer 4
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$349 USD
View
A
Retailer 5
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$349 USD
View
A
Retailer 6
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$499 USD
HK$3,900 HKD
View
A
Retailer 7
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$505 USD
View
A
Retailer 8
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$506 USD
View
A
Retailer 9
-
$610 USD
View
A
Retailer 10
-
$662 USD
ZAR 10,700 ZAR
View
A
Retailer 11
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$686 USD
£540 GBP
View
A
Retailer 12
-
$791 USD
View
A
Retailer 13
-
$898 USD
A$1,382 AUD
View
A
Retailer 14
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$1,073 USD
View
B+
Retailer 15
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$1,239 USD
View
B+
Retailer 16
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$1,299 USD
View
B+
Retailer 17
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$1,342 USD
View
B+
Retailer 18
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$1,402 USD
View
B+
Retailer 19
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$1,436 USD
SGD 1,941 SGD
View
B+
Retailer 20
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$1,451 USD
View
B+
Retailer 21
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$1,553 USD
£1,223 GBP
View
Retailer 22
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$2,160 USD
View
Price last confirmed 11 days ago
B
Retailer 23
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$2,500 USD
View
B
Retailer 24
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$2,781 USD
£2,190 GBP
View
Most Expensive
B
Brilliant Earth
21305188Y · Oct 28
$2,830 USD
View
24 more retailers have this diamond
Prices start from $282 USDSave up to $2,548 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Asscher
$282 USD